Mathematical and other texts require a large number of special symbols that are not present on the keyboard. To simplify this task, you can assign a shortcut for frequently used symbol.
Typing mathematical symbols like Greek alphabet takes a lot of time. To resolve this issue you can switch to Symbol font and use the corresponding Latin letters to enter Greek letters.
If you're a fan of the way AutoText worked in earlier versions of Word, you may be dismayed to see it buried as one of the Galleries in the Building Blocks Organizer. Fortunately, it's as easy as ever to create and retrieve an AutoText entry using the F3 key.
Typing mathematical symbols like Greek alphabet or symbols "≤", "≥", "≠", "∞" etc. takes a lot of time. To speed up typing, you can create aliases and expand them through AutoCorrect feature or create shortcuts for frequently used symbols.
If you need to add a current date or time stamp, Word provides two shortcut keys that do this for you.